Vise



c THYssEN. VISE.

APPLICATION FILED AIR. II, 1921..

Patented Aug. 30, 192,1.

mvemo formey will enable it lifpertains to make and use ,onnnpTHMYSSENQFQAACHEMGERMAN?, lissrenonrro Rininviscnn iunifrnnr.A

may concern.' v Y Be it known that I, CONRAD THYssEN, a citizen ofGermany, residing at Aachen, No. 139 Eupenerstrasse,

have invented mprovements in certain new Vand use- Vises, (for. which Ihave iiled application in Germany, November 3, 1919, No. R. 48,745:1X/87 a', filed by the Rheinische Metallwarenfabrik Gebr. Schumacher G.In. b. H.;) and I do hereby declare thev following to be a full, clear,and exact description of the invention, such as others skilled in theart to which the same.

invention relates to vlses, and particularly, to vises having astationary front jaw and a rear jaw movable parallelly with rel lationto the front jaw.

forms slideways for effectively 'Ifhe invention has or file dust intothem. f

Another object of the invention is to provide a vise which is simple inconstruction and the guiding means of which effectively prevent rotationof the movable jaw.

In the drawings:

Figure 1 is a longitudinal section of a vise constructed in accordancewith my invention, and

Fig. 2 is a cross-section of the same, taken on the line A B of F1 1.

t reads of the ordinary'adjusting screw 6 he adjusting screw is actuheldlagainst longitudinal movement vin any well-known manner. j ner sideofthe bushing 3 is smooth and and Vaccurately guiding the sleeve 5 andthe mov- Specification of Letters Patent. Y Application led April 11,1921.

Rhenish Prussia, Ger-v WABENrnBnixj-Enn. lscHUMAoHER M. is. or AACHEN,GERMANY; j* v visie;A f

Patented Aug. 30, 1921. smal No. 460,475. I

able jaw 2 gushing 3 with its bore 4 extends relatively ar rear jaw body2 projects over the bushing 3 l1 e a protecting hood to such an extentthat even in wide-open position of the vise that portion of the sleeve 5which is withdrawn from the bore ofthe bore4 lare constantly covered bythe jaw. body so that no filings can the sleeve 5 or penetrate into theBetween the movable jaw 2 servin Filings or file dust ksaid free spacewill not cause any disturbancev to the vise. fe'ctive and accurateguiding of the jaws (seen in the. direction to the left,

1v. erhe rear jaw 2 is provided at both sides with downwardly directedlongitudinal wings k8, the lower horizontal edges of which form smoothgliding faces resting on cor.- responding supporting faces 9 formed atboth sides of the rear portion of the stationary front jaw l.` The faces8 which aid in the proper guiding, at the saine time prevent rotation ofthe movable jawwhen same is adjusted. TheyA aresmooth so that dust orother impurities will not adhere to or accumulate on the same. Thesupporting faces 8 are preferably arranged so farin the rear of the viseproper that they remain covered and protected by the'wings of movablejaw 2 even when the vise is in its extreme open position.

aving thus described my invention, what claim as new and desire tosecure by Letsert Patent, is:

In a vise comprising a stationary. front Vjaw ,and a relatively movablerear jaw, a

central longitudinal bushing formed by the front jaw, a guiding sleeverigidly mounted in the rear jaw and shiftably extending into the bore ofsaid` bushing, any adjusting screw rotatably mounted in the front jaw,internal threads in the said sleeve adapted to match Y the threads ofthe bushing projecting for a relatively large extent below the movablejaw so as to vbe covered by the saine, downwardly directed 5longitudinal wings Jformed at both sides ot j themovable jaw, the loweredgesof said wings a gliding on and covering corresponding smoothsupporting Jaces formed at both sides of the v adjusting screw, Said

